Task: Answer the MCQ question.
Query: Which compound exhibits a 3.737\% 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 other words.
Options:
a Cc1c(C)n(CCC#N)c2ccc(Cl)cc12
b CC(NS(=O)(=O)c1ccc(OCC(=O)N2CCOCC2)cc1)c1ccccc1
c CCN(CC)S(=O)(=O)c1cccc(C(=O)N[C@H](C(=O)Nc2nc3ccccc3s2)C(C)C)c1
d Cc1ccc(S(=O)(=O)NCC(=O)N(CC2CCCO2)C(C(=O)NC2CCCCC2)C(C)C)cc1
Answer: a. Cc1c(C)n(CCC#N)c2ccc(Cl)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(CCC#N)c2ccc(Cl)cc12
Cc1c(C)n(CCC#N)c2ccc(Cl)cc12
3-(5-chloro-2,3-dimethylindol-1-yl)propanenitrile