Task: Answer the multiple choice question.
Query: Which drug exhibits a 6.938\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) Cc1c(C)n(C)c2ccc([N+](=O)[O-])cc12
(b) O=C(CSc1nc2ncc(Cl)cc2[nH]1)NCC(=O)Nc1ccc(F)c(F)c1F
(c) Nc1nc(SCC(=O)NCCN2CCOCC2)nc2sc3c(c12)CCC3
(d) COc1ccc(N2CCN(C(=O)COC(=O)CNC(=O)c3cccc(OC(F)F)c3)CC2)cc1
Answer: a. Cc1c(C)n(C)c2ccc([N+](=O)[O-])cc12
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
Cc1c(C)n(C)c2ccc([N+](=O)[O-])cc12
Cc1c(C)n(C)c2ccc([N+](=O)[O-])cc12
1,2,3-trimethyl-5-nitroindole