Task: Answer the MCQ question.
Question: Which drug has a 2.619\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. O=C(NCCN1CCN(c2ccccc2)CC1)C1CCN(S(=O)(=O)c2cccc3nonc23)CC1
b. COCc1nnc(NC(=O)c2ccc(NC(=O)C(C)C)cc2)s1
c. CS(=O)(=O)c1ccc(Cl)c(NC(=O)CN2CCCC2c2ccc3c(c2)OCCCO3)c1
d. CC(C)C[C@H](NC(=O)C1CC(=O)N(c2ccc3c(c2)OCCO3)C1)C(=O)NC1CCCC1
e. COc1cccc(CNC(=O)CCCN2C(=O)C(c3ccccc3)Oc3cccnc32)c1OC
Answer: a. O=C(NCCN1CCN(c2ccccc2)CC1)C1CCN(S(=O)(=O)c2cccc3nonc23)CC1
{#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(c2ccccc2)CC1)C1CCN(S(=O)(=O)c2cccc3nonc23)CC1
O=C(NCCN1CCN(c2ccccc2)CC1)C1CCN(S(=O)(=O)c2cccc3nonc23)CC1
1-(2,1,3-benzoxadiazol-4-ylsulfonyl)-N-[2-(4-phenylpiperazin-1-yl)ethyl]piperidine-4-carboxamide