User: I want to know more about the molecule with SMILES C[C@]12CC[C@@H]3c4ccc(O)cc4C[C@@H](CCCCCCCCC[S+]([O-])CCCC(F)(F)C(F)(F)F)[C@H]3[C@@H]1CC[C@@H]2O.
Assistant: How can I help?
User: Which USAN substem can this drug or clinical candidate name be matched with?
Assistant: The answer is -estr-; -estrant
User: I want to know more about the {#molecule|chemical|compound!} with {SMILES__description} {SMILES#}.
Assistant: {#Sure, what is your question?|How can I help?|That sounds interesting, how can I help?|Interesting, how can I help?!}
User: {quest#}
Assistant: {#The answer is |!}{answ#}
C[C@]12CC[C@@H]3c4ccc(O)cc4C[C@@H](CCCCCCCCC[S+]([O-])CCCC(F)(F)C(F)(F)F)[C@H]3[C@@H]1CC[C@@H]2O
C[C@]12CC[C@@H]3c4ccc(O)cc4C[C@@H](CCCCCCCCC[S+]([O-])CCCC(F)(F)C(F)(F)F)[C@H]3[C@@H]1CC[C@@H]2O
9-[(7R,8R,9S,13S,14S,17S)-13-methyl-3,17-bis(oxidanyl)-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-7-yl]nonyl-oxidanidyl-[4,4,5,5,5-pentakis(fluoranyl)pentyl]sulfanium
Which USAN substem can this drug or clinical candidate name be matched with?