SMILES: C[C@@]1([C@H]2C[C@H]3[C@@H](C(=O)C(=C([C@]3(C(=O)C2=C(C4=C1C=CC=C4O)O)O)O)C(=O)NCN5CCN(CC5)CCO)N(C)C)O
Description: The molecule is tetracycline in which a hydrogen attached to the amide nitrogen is substituted by a 4-[(2-hydroxyethyl)piperazin-1-yl]methyl group. It has a role as an antimicrobial agent. It is a member of tetracyclines, a N-alkylpiperazine and a tertiary alpha-hydroxy ketone. It is a conjugate base of a pipacycline(1+).