Task: Answer the MCQ question.
Query: Which drug has a -9.441\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: CCOC(=O)c1sc(=S)n(-c2ccccc2Cl)c1SC
b: COc1ccc(CCN=C(N)NS(=O)(=O)c2cc(F)ccc2F)cc1
c: CC(C)c1ccc[n+](-c2nc([O-])sc2C=O)c1
d: COc1ccc(C[C@H]2CN3C(=NC[C@@H]3C(C)C)N2C[C@H](C)NC(=O)CCC2CCCCC2)cc1
Answer: a. CCOC(=O)c1sc(=S)n(-c2ccccc2Cl)c1SC
{#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#}
CCOC(=O)c1sc(=S)n(-c2ccccc2Cl)c1SC
CCOC(=O)c1sc(=S)n(-c2ccccc2Cl)c1SC
ethyl 3-(2-chlorophenyl)-4-methylsulfanyl-2-sulfanylidene-1,3-thiazole-5-carboxylate