Task: Answer the multiple-choice question.
Question: Which drug exhibits a 0.761\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a O=C1CCCN1CCNC(=S)Nc1ccccc1
b COc1ccc(C(=S)N2CCOCC2)cc1OC(=O)c1ccccc1
c Clc1ccc(-c2nnc(CSc3nnc(-c4cccs4)n3Cc3ccccc3)o2)cc1
Answer: a. O=C1CCCN1CCNC(=S)Nc1ccccc1
{#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#}
O=C1CCCN1CCNC(=S)Nc1ccccc1
O=C1CCCN1CCNC(=S)Nc1ccccc1
1-[2-(2-oxopyrrolidin-1-yl)ethyl]-3-phenylthiourea