Problem statement: Answer the MCQ question.
Query: Which drug has a -1.542\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. COc1cccc([C@@H]2Oc3ccc(OC)cc3C(=O)[C@H]2OC(=O)Nc2cc(OC)c(OC)c(OC)c2)c1
b. CCN1C(C#N)=C(C#N)N=C(C)CC1(C)C
c. Cc1ccc(-c2csc(N3CCC[C@@H]3C(=O)NCCn3c(-c4ccncc4)nc4ccccc43)n2)cc1
d. O=C(NCc1ccc(Cl)cc1)C1=Cc2cc(Cl)ccc2OC1
Answer: b. CCN1C(C#N)=C(C#N)N=C(C)CC1(C)C
{#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#}
CCN1C(C#N)=C(C#N)N=C(C)CC1(C)C
CCN1C(C#N)=C(C#N)N=C(C)CC1(C)C
1-ethyl-5,7,7-trimethyl-6H-1,4-diazepine-2,3-dicarbonitrile