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 additional words.
Options:
a) CN1CC2CC(N(Cc3ccc(F)c(OC4CCCC4)c3)C(=O)c3cn(C)cn3)CC2C1
b) CNC(=O)CN1CCC2(C=C(c3nc(-c4ccc(OC)cc4)no3)c3ccccc32)CC1
c) COC[C@@H](c1ccc(C(F)(F)F)cc1)N1CCN(C2(C)CCN(C(=O)c3c(C)ncnc3C)CC2)C[C@@H]1C
d) CCOC(=O)c1ccc([C@]2(c3cnn(C)c3)N[C@@H](c3nc(-c4ccc(F)cc4)c[nH]3)Cc3c2[nH]c2ccccc32)nc1
Answer: a, 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}
ethyl6-[(1R,3R)-3-[4-(4-fluorophenyl)-1H-imidazol-2-yl]-1-(1-methylpyrazol-4-yl)-2,3,4,9-tetrahydropyrido[3,4-b]indol-1-yl]pyridine-3-carboxylate