Task: Answer the MCQ question.
Question: Which drug exhibits a 12.586\% 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) CCOC(=O)c1csc(-c2ccc(OC)c(OC)c2)n1
b) CC1CCCCN1C(=O)CNCC1CCCO1.O=C(O)C(=O)O
c) O=C(CSc1nc(O)c(Cc2ccccc2)c(=O)[nH]1)Nc1nc2c(s1)CCCC2
d) CCCCCN1CN(S(=O)(=O)c2cccs2)c2nc3ccccc3nc21
Answer: a. CCOC(=O)c1csc(-c2ccc(OC)c(OC)c2)n1
{#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)c1csc(-c2ccc(OC)c(OC)c2)n1
CCOC(=O)c1csc(-c2ccc(OC)c(OC)c2)n1
ethyl 2-(3,4-dimethoxyphenyl)-1,3-thiazole-4-carboxylate