Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a -3.875\% 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(-c2nc3c(=O)n(C)c(=O)[nH]c3n2CCc2ccccc2)cc1
b) CSCC(=O)N1CCCC(CNC(=O)c2ccc(-c3ccccc3)cc2)C1
c) CC1(c2ccc(OC(F)F)cc2)NC(=O)N(CC(=O)Nc2ccc(Cl)cc2F)C1=O
d) COc1cc(OC)c2c(c1)C(=O)OC2
Answer: d. COc1cc(OC)c2c(c1)C(=O)OC2
{#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#}
COc1cc(OC)c2c(c1)C(=O)OC2
COc1cc(OC)c2c(c1)C(=O)OC2
4,6-dimethoxy-3H-2-benzofuran-1-one