Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 17.894\% 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 additional words.
Options:
(a) c1ccc(Oc2c3ccccc3nc3ccccc23)cc1
(b) Cc1ccc(C2NNC(=O)C2NC(=O)c2ccccc2)cc1
(c) S=C(NCCc1ccccc1)NN=C1CCCCCC1
(d) COc1cccc(NC(=O)C(=O)N2CCOCC2)c1
Answer: c. S=C(NCCc1ccccc1)NN=C1CCCCCC1
{#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#}
S=C(NCCc1ccccc1)NN=C1CCCCCC1
S=C(NCCc1ccccc1)NN=C1CCCCCC1
1-(cycloheptylideneamino)-3-(2-phenylethyl)thiourea