Problem statement: Answer the multiple choice question.
Query: Which drug has a 2.254\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: CCc1nn(CC(=O)NCCCN2CCN(CC)CC2)c(=O)c2cc3occc3n12
b: COC(=O)Cc1c(O)ccn(C2CC2)c1=O
c: CC(C)CC(=O)Nc1ccc2oc(-c3cccnc3)nc2c1
d: CN1CC(=O)N=C1N.Cl
e: CCOC(=O)c1c(C)[nH]c(C(=O)C(C)N2CCCC2)c1C
Answer: b. COC(=O)Cc1c(O)ccn(C2CC2)c1=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#}
COC(=O)Cc1c(O)ccn(C2CC2)c1=O
COC(=O)Cc1c(O)ccn(C2CC2)c1=O
methyl2-(1-cyclopropyl-4-hydroxy-2-oxopyridin-3-yl)acetate