Task: Answer the multiple choice question.
Query: Which drug has a 16.702\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. COc1ccccc1Sc1nc(-c2ccccc2)ncc1OC
b. CCOC(=O)c1c(-c2ccco2)csc1NC(=O)COC(=O)c1cnc(C)cn1
c. COc1ccc(S(=O)(=O)N2CCOCC2)cc1NC(=O)CNC(=O)c1cccs1
Answer: a. COc1ccccc1Sc1nc(-c2ccccc2)ncc1OC
{#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#}
COc1ccccc1Sc1nc(-c2ccccc2)ncc1OC
COc1ccccc1Sc1nc(-c2ccccc2)ncc1OC
5-methoxy-4-(2-methoxyphenyl)sulfanyl-2-phenylpyrimidine