Task: Answer the MCQ question.
Query: Which compound has a -4.759\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) COc1cc(Cc2cnc(N)nc2N)cc(OC)c1OC
b) COc1ccccc1C(=O)N1CCN(C(=O)c2oc3ccc(C)cc3c2C)CC1
c) O=C(NCc1ccccn1)C1CCCN(S(=O)(=O)c2ccccc2)C1
Answer: a. COc1cc(Cc2cnc(N)nc2N)cc(OC)c1OC
{#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#}
COc1cc(Cc2cnc(N)nc2N)cc(OC)c1OC
COc1cc(Cc2cnc(N)nc2N)cc(OC)c1OC
5-[(3,4,5-trimethoxyphenyl)methyl]pyrimidine-2,4-diamine