Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CCc1c(C)[nH]c2c1C(=NNC(=O)Nc1ccccc1)CCC2
b. O=C1N(CCN2CCCC(OCc3ccccc3)C2)CCN1c1cccc(Cl)c1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
1-[(3-ethyl-2-methyl-1,5,6,7-tetrahydroindol-4-ylidene)amino]-3-phenyl-urea