Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a -1.370\% 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) CCN(CC)C(=S)NCCc1ccccc1
b) O=C(C1=C[C@H](c2coc3ccccc3c2=O)C[C@H](OCc2ccc(CO)cc2)O1)N1CCN(Cc2ccccc2)CC1
c) CCN(CC)CCNC(=O)c1ccc2c(c1)NC(=O)c1ccccc1S2
d) CCOC(=O)[C@H]1[C@H]2COc3ccc(Br)cc3[C@@H]2N2C(=O)c3ccc(C)cc3NC(=O)[C@@]12C
e) CC(O)CNc1nc(Cl)c(C#N)s1
Answer: a. CCN(CC)C(=S)NCCc1ccccc1
{#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#}
CCN(CC)C(=S)NCCc1ccccc1
CCN(CC)C(=S)NCCc1ccccc1
1,1-diethyl-3-(2-phenylethyl)thiourea