Task: Answer the multiple-choice question.
Question: Which drug exhibits a -1.133\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a Cc1cccc(NC(=O)CSc2nnc(NC(=O)CN3CCOCC3)s2)c1
b O=C(NCCN1CCN(c2cccc(Cl)c2)CC1)Nc1ccccc1
Answer: b. O=C(NCCN1CCN(c2cccc(Cl)c2)CC1)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=C(NCCN1CCN(c2cccc(Cl)c2)CC1)Nc1ccccc1
O=C(NCCN1CCN(c2cccc(Cl)c2)CC1)Nc1ccccc1
1-[2-[4-(3-chlorophenyl)piperazin-1-yl]ethyl]-3-phenylurea