Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a O=C(O)CCCOc1cccc(CCCCCCOc2cc(-c3ccsc3)cc(-c3ccc4c(c3)OCO4)c2)c1CCC(=O)O
b COC(=O)[C@@H]1C2CCC(C[C@@H]1C(=O)Oc1ccccc1)N2C
c COc1ccc(-c2ccc3c(N4CCOC[C@H]4C)nc(N4CC[C@@H](O)C4)nc3n2)cc1CO
d c1ccc(-n2ncc3c2CCCC3CCN2Cc3ccccc3C2)cc1
Answer: a, b, c, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
2-O-methyl 3-O-phenyl (2S,3S)-8-methyl-8-azabicyclo[3.2.1]octane-2,3-dicarboxylate