Task: Answer the MCQ question.
Question: Which drug exhibits a 12.653\% 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.) COc1ccc(C(=O)c2c(-c3ccc(OC)cc3)oc3ccc(-c4cc(OC)c(OC)c(OC)c4)cc23)cc1
b.) CC1CC1C(=O)OCC(=O)Nc1ccc2[nH]c(=O)[nH]c2c1
c.) CCOC(=O)C1CCN(S(=O)(=O)c2cccc(-c3cn4cccc(C)c4n3)c2)CC1
d.) CSCC[C@H](NC(=O)OC(C)(C)C)C(=O)N/N=C/c1c(C)[nH]c(=O)[nH]c1=O
Answer: a. COc1ccc(C(=O)c2c(-c3ccc(OC)cc3)oc3ccc(-c4cc(OC)c(OC)c(OC)c4)cc23)cc1
{#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#}
COc1ccc(C(=O)c2c(-c3ccc(OC)cc3)oc3ccc(-c4cc(OC)c(OC)c(OC)c4)cc23)cc1
COc1ccc(C(=O)c2c(-c3ccc(OC)cc3)oc3ccc(-c4cc(OC)c(OC)c(OC)c4)cc23)cc1
(4-methoxyphenyl)-[2-(4-methoxyphenyl)-5-(3,4,5-trimethoxyphenyl)-1-benzofuran-3-yl]methanone