[{"from": "human", "value": "Generate a molecule based on this description. The molecule is an antibiotic isolated from various Streptomyces species. It interferes with protein and DNA synthesis by inhibiting peptidyl transferase or the 80S ribosome system. It has a role as an antiparasitic agent, a DNA synthesis inhibitor, a protein synthesis inhibitor, an antineoplastic agent, an antimicrobial agent, a bacterial metabolite and an anticoronaviral agent. It is a monohydroxypyrrolidine and an organonitrogen heterocyclic antibiotic."}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][O][C@@H1][C@H1][Branch2][Ring1][Ring1][C][N][C@@H1][Ring1][Branch1][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][O]"}]