Synonyms,Entrez_Link,MeSH_Link "protoheme IX","//www.ncbi.nlm.nih.gov/sites/entrez?cmd=search&db=pcsubstance&term=%22protoheme%20IX%22[CompleteSynonym]%20444098[standardizedcid]", "heme b","//www.ncbi.nlm.nih.gov/sites/entrez?cmd=search&db=pcsubstance&term=%22heme%20b%22[CompleteSynonym]%20444098[standardizedcid]", "heme C","//www.ncbi.nlm.nih.gov/sites/entrez?cmd=search&db=pcsubstance&term=%22heme%20C%22[CompleteSynonym]%20444098[standardizedcid]", "Iron protoporphyrin ix","//www.ncbi.nlm.nih.gov/sites/entrez?cmd=search&db=pcsubstance&term=%22Iron%20protoporphyrin%20ix%22[CompleteSynonym]%20444098[standardizedcid]", "SureCN4008","//www.ncbi.nlm.nih.gov/sites/entrez?cmd=search&db=pcsubstance&term=%22SureCN4008%22[CompleteSynonym]%20444098[standardizedcid]", "protoporphyrin ix containing fe","//www.ncbi.nlm.nih.gov/sites/entrez?cmd=search&db=pcsubstance&term=%22protoporphyrin%20ix%20containing%20fe%22[CompleteSynonym]%20444098[standardizedcid]", "CID444098","//www.ncbi.nlm.nih.gov/sites/entrez?cmd=search&db=pcsubstance&term=%22CID444098%22[CompleteSynonym]%20444098[standardizedcid]", "Protoporphyrin Ix Group Contains Fe +++","//www.ncbi.nlm.nih.gov/sites/entrez?cmd=search&db=pcsubstance&term=%22Protoporphyrin%20Ix%20Group%20Contains%20Fe%20%2b%2b%2b%22[CompleteSynonym]%20444098[standardizedcid]", "14875-96-8","//www.ncbi.nlm.nih.gov/sites/entrez?cmd=search&db=pcsubstance&term=%2214875%2d96%2d8%22[CompleteSynonym]%20444098[standardizedcid]", "HEC","//www.ncbi.nlm.nih.gov/sites/entrez?cmd=search&db=pcsubstance&term=%22HEC%22[CompleteSynonym]%20444098[standardizedcid]",