Task: Answer the MCQ question.
Query: Which drug exhibits a 13.269\% human ether-à-go-go related gene (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)c1sc2ccccc2c1NC(=O)c1coc2ccccc2c1=O
b.) COc1c(F)c(F)c(C(=O)Nc2ccc(-c3nc4ccccc4[nH]3)cc2)c(F)c1F
c.) CCCCN1C(Nc2ccccc2)=NC[C@@H]1CC(C)C
d.) COC(=O)CC1C(=O)NCCN1C(=O)CSc1nnnn1-c1ccc(Cl)cc1
Answer: b. COc1c(F)c(F)c(C(=O)Nc2ccc(-c3nc4ccccc4[nH]3)cc2)c(F)c1F
{#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#}
COc1c(F)c(F)c(C(=O)Nc2ccc(-c3nc4ccccc4[nH]3)cc2)c(F)c1F
COc1c(F)c(F)c(C(=O)Nc2ccc(-c3nc4ccccc4[nH]3)cc2)c(F)c1F
N-[4-(1H-benzimidazol-2-yl)phenyl]-2,3,5,6-tetrafluoro-4-methoxybenzamide