Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 2.499\% 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.) CN(Cc1ccc(Cl)cc1)C(=O)CCl
b.) COC(=O)C1CCN(C(=O)c2ccc3nc(-c4cccc(OC)c4)oc3c2)CC1
c.) CCOP(=O)(OCC)c1ccc(OP(=O)(c2cccc([N+](=O)[O-])c2)c2cccc([N+](=O)[O-])c2)cc1
d.) CCN(Cc1ccncc1)C(=O)CCc1nnc(CCc2ccccc2OC)o1
Answer: b. COC(=O)C1CCN(C(=O)c2ccc3nc(-c4cccc(OC)c4)oc3c2)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#}
COC(=O)C1CCN(C(=O)c2ccc3nc(-c4cccc(OC)c4)oc3c2)CC1
COC(=O)C1CCN(C(=O)c2ccc3nc(-c4cccc(OC)c4)oc3c2)CC1
methyl 1-[2-(3-methoxyphenyl)-1,3-benzoxazole-6-carbonyl]piperidine-4-carboxylate