Task: Answer the multiple-choice question.
Question: Which drug exhibits a 19.181\% 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 additional words.
Options:
a. CCN1CCCC1CNC(=O)CSCc1nc(-c2ccccc2C)oc1C
b. N#Cc1nc(Cc2ccccc2)oc1NCc1ccccc1
c. CCn1nc(C(=O)NNC(=O)CCOc2cc(C)ccc2C)c2ccccc2c1=O
d. CNc1nc2c(c(=O)[nH]c(=O)n2C)n1CCCc1ccccc1
Answer: d. CNc1nc2c(c(=O)[nH]c(=O)n2C)n1CCCc1ccccc1
{#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#}
CNc1nc2c(c(=O)[nH]c(=O)n2C)n1CCCc1ccccc1
CNc1nc2c(c(=O)[nH]c(=O)n2C)n1CCCc1ccccc1
3-methyl-8-(methylamino)-7-(3-phenylpropyl)purine-2,6-dione