Task: Answer the multiple-choice question.
Question: Which drug has a 7.732\% 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 other words.
Options:
a: COC(=O)c1ccccc1NC(=O)c1sc(=S)n(C)c1N
b: COc1ccnc(Nc2ccc(C)c(C)c2)c1C#N
c: C=CCN1CC[C@]23c4c5ccc(O)c4OC2C(=O)CC[C@@]3(O)C1C5
d: CC(=O)Nc1cccc(-n2nnc(SCC(=O)Nc3ccccc3)n2)c1
e: COc1cc(S(=O)(=O)Nc2ccccc2N2CCCCC2)ccc1NC(C)=O
Answer: c. C=CCN1CC[C@]23c4c5ccc(O)c4OC2C(=O)CC[C@@]3(O)C1C5
{#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#}
C=CCN1CC[C@]23c4c5ccc(O)c4OC2C(=O)CC[C@@]3(O)C1C5
C=CCN1CC[C@]23c4c5ccc(O)c4OC2C(=O)CC[C@@]3(O)C1C5
(4aS,12bS)-4a,9-dihydroxy-3-prop-2-enyl-2,4,5,6,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-one