Task: Answer the MCQ question.
Query: Which drug exhibits a 14.449\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] CCOC(=O)N1CCN(C(=O)c2ccc3c(c2)NC(=O)C(N2CCOCC2)S3)CC1
[b] CC(C)OCCCN1CN(S(=O)(=O)c2ccccc2)c2nc3ccccc3nc21
[c] Cc1ccc(NC(=O)Nc2ccc3c(c2)C(=O)OC3)cc1Cl
[d] Cl.Clc1ccc(CNC2CCCC2)cc1
Answer: a. CCOC(=O)N1CCN(C(=O)c2ccc3c(c2)NC(=O)C(N2CCOCC2)S3)CC1
{#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#}
CCOC(=O)N1CCN(C(=O)c2ccc3c(c2)NC(=O)C(N2CCOCC2)S3)CC1
CCOC(=O)N1CCN(C(=O)c2ccc3c(c2)NC(=O)C(N2CCOCC2)S3)CC1
ethyl 4-(2-morpholin-4-yl-3-oxo-4H-1,4-benzothiazine-6-carbonyl)piperazine-1-carboxylate