Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 0.674\% 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 or b without using any other words.
Options:
a) COc1ccc(OC)c(/C=N/NC(=O)CCCC(=O)Nc2cccc(Br)c2)c1
b) COC(=O)CN(C(=O)CSc1nnc(-c2cccc(OC)c2)o1)c1ccc(OC)cc1
Answer: b. COC(=O)CN(C(=O)CSc1nnc(-c2cccc(OC)c2)o1)c1ccc(OC)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)CN(C(=O)CSc1nnc(-c2cccc(OC)c2)o1)c1ccc(OC)cc1
COC(=O)CN(C(=O)CSc1nnc(-c2cccc(OC)c2)o1)c1ccc(OC)cc1
methyl 2-(4-methoxy-N-[2-[[5-(3-methoxyphenyl)-1,3,4-oxadiazol-2-yl]sulfanyl]acetyl]anilino)acetate