Task: Answer the multiple choice question.
Query: Which drug exhibits a 3.925\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. Cc1ccc2[nH]c3c(=O)n(CC(=O)Nc4ccccc4N4CCN(C)CC4)ncc3c2c1
b. Cc1ccc(C)c(N(C)S(=O)(=O)c2ccc3[nH]cc(C(=O)NCCN4CCOCC4)c(=O)c3c2)c1
c. O=C(c1cc2c(s1)-c1ccccc1OC2)N1CCN(c2ccccc2)CC1
d. COc1cc(F)c(C2=CC(=O)C[C@H](c3ccc4c(c3)OCO4)C2)cc1F
Answer: a. Cc1ccc2[nH]c3c(=O)n(CC(=O)Nc4ccccc4N4CCN(C)CC4)ncc3c2c1
{#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#}
Cc1ccc2[nH]c3c(=O)n(CC(=O)Nc4ccccc4N4CCN(C)CC4)ncc3c2c1
Cc1ccc2[nH]c3c(=O)n(CC(=O)Nc4ccccc4N4CCN(C)CC4)ncc3c2c1
2-(8-methyl-4-oxo-5H-pyridazino[4,5-b]indol-3-yl)-N-[2-(4-methylpiperazin-1-yl)phenyl]acetamide