Task: Please create a description for a molecule based on its representation.
SMILES: O=c1[nH]c2ccccc2c2ccccc12
Constraint: Answer the question with complete sentences.
Result: The molecule is a member of the class of phenanthridines that is phenanthridine with an oxo substituent at position 6. A poly(ADP-ribose) polymerase (PARP) inhibitor, it has been shown to exhibit immunosuppressive activity. It has a role as a mutagen, an immunosuppressive agent and an EC 2.4.2.30 (NAD(+) ADP-ribosyltransferase) inhibitor. It is a lactam and a member of phenanthridines.
Task: Please create a {#text |!}description for a molecule{# based on its representation|!}.
{#Molecule |!}{SMILES__description}: {SMILES#}
Constraint: Answer the question with {#full|complete!} sentences.
Result: {description#}
5H-phenanthridin-6-one
The molecule is a member of the class of phenanthridines that is phenanthridine with an oxo substituent at position 6. A poly(ADP-ribose) polymerase (PARP) inhibitor, it has been shown to exhibit immunosuppressive activity. It has a role as a mutagen, an immunosuppressive agent and an EC 2.4.2.30 (NAD(+) ADP-ribosyltransferase) inhibitor. It is a lactam and a member of phenanthridines.