Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 19.347\% 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) Cc1onc(-c2ccccc2)c1C(=O)NCc1ccc2c(c1)OCO2
(b) CCN(CC)CCn1c(NC(=O)c2ccc(Cl)cc2)nc2ccccc21
(c) CC(Sc1nnc(C2CC2)n1C1CC1)C(=O)N(C)Cc1cccc(F)c1
(d) Cc1nc(Sc2ccccc2)c(C#N)c(C)c1[N+](=O)[O-]
Answer: d. Cc1nc(Sc2ccccc2)c(C#N)c(C)c1[N+](=O)[O-]
{#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#}
Cc1nc(Sc2ccccc2)c(C#N)c(C)c1[N+](=O)[O-]
Cc1nc(Sc2ccccc2)c(C#N)c(C)c1[N+](=O)[O-]
4,6-dimethyl-5-nitro-2-phenylsulfanylpyridine-3-carbonitrile