Task: Answer the multiple choice question.
Query: Which drug exhibits a 13.328\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) CCN(CC)S(=O)(=O)c1ccc2oc(SCC(=O)NCc3ccccc3)nc2c1
(b) COCCCn1c(-c2ccc(S(=O)(=O)N3CCOCC3)cc2)csc1=Nc1ccccc1
(c) CC1C(=O)NC(=O)C1c1ccccc1
(d) C=C[C@H]1CN2CC[C@H]1C[C@@H]2[C@@H](O)c1ccnc2ccccc12
(e) CCOC(=O)CCC(NC(=O)CCC(=O)NC(CCC(=O)OCC)C(=O)OCC)C(=O)OCC
Answer: c. CC1C(=O)NC(=O)C1c1ccccc1
{#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#}
CC1C(=O)NC(=O)C1c1ccccc1
CC1C(=O)NC(=O)C1c1ccccc1
3-methyl-4-phenylpyrrolidine-2,5-dione