Problem statement: Answer the multiple-choice question.
Question: Which drug has a 18.519\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) COCCCn1c(-c2ccccc2Cl)n[nH]c1=S
b.) O=S(=O)(c1ccc(OCC(O)CN2CCCC2)cc1)N1CCOCC1
c.) c1cc(-c2nn[nH]n2)ccc1CN1CCCCC1
d.) CCCN(Cc1cc(=O)[nH]c2ccccc12)C(=O)CC
Answer: a. COCCCn1c(-c2ccccc2Cl)n[nH]c1=S
{#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#}
COCCCn1c(-c2ccccc2Cl)n[nH]c1=S
COCCCn1c(-c2ccccc2Cl)n[nH]c1=S
3-(2-chlorophenyl)-4-(3-methoxypropyl)-1H-1,2,4-triazole-5-thione