Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: N#Cc1ccc(-c2ccc3c(c2)OC[C@@H]2[C@H](CO)OC(=O)N32)cn1
b: COc1ccc(C2(c3cccc(-c4cncnc4)c3)N=C(C)C(N)=N2)cc1
Answer: a, b
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}
2-(4-methoxyphenyl)-5-methyl-2-(3-pyrimidin-5-ylphenyl)imidazol-4-amine