Task: Answer the multiple choice question.
Query: Which drug exhibits a 18.777\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) Cc1nc(Oc2ccc(S(=O)(=O)N3CCOCC3)cc2Cl)c2c3c(sc2n1)CCCC3
(b) CCN(CC)CCCN(CC(=O)N(C)Cc1ccccc1)C(=O)c1ccc([N+](=O)[O-])cc1.Cl.O
(c) O=C1c2ccccc2C(=O)N1CCCP(=O)(O)CCc1ccccc1
Answer: c. O=C1c2ccccc2C(=O)N1CCCP(=O)(O)CCc1ccccc1
{#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=C1c2ccccc2C(=O)N1CCCP(=O)(O)CCc1ccccc1
O=C1c2ccccc2C(=O)N1CCCP(=O)(O)CCc1ccccc1
2-[3-[hydroxy(2-phenylethyl)phosphoryl]propyl]isoindole-1,3-dione