Task: Answer the multiple choice question.
Question: Which compound exhibits a 0.073\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) O=Cc1c(Cl)nc2ccccn12
b) CC(C(=O)Nc1ccc(S(=O)(=O)N2CCOCC2)cc1)N(c1ccccc1)S(C)(=O)=O
c) CC(C)c1nnc(NC(=O)c2cnccn2)s1
d) COc1ccc(C2C(C(=O)N3CCOCC3)c3ccccc3C(=O)N2c2ccc(OC)cc2)cc1
Answer: d. COc1ccc(C2C(C(=O)N3CCOCC3)c3ccccc3C(=O)N2c2ccc(OC)cc2)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#}
2,3-bis(4-methoxyphenyl)-4-(morpholine-4-carbonyl)-3,4-dihydroisoquinolin-1-one