Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a -0.353\% 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] COc1ccc(/C=N/n2cc(-c3ccccc3)nc2N)cc1
[b] CCCN(CCC)CCCNC(=O)CC(C(=O)N1CCc2ccccc21)n1ccnc1
[c] O=C(Nc1cccc(-c2cccc(F)c2)c1)C1CCN(C2CCC2)CC1
[d] CCNc1nc(N)c(C(=O)c2ccc(Cl)s2)s1
Answer: b. CCCN(CCC)CCCNC(=O)CC(C(=O)N1CCc2ccccc21)n1ccnc1
{#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#}
4-(2,3-dihydroindol-1-yl)-N-[3-(dipropylamino)propyl]-3-imidazol-1-yl-4-oxobutanamide