Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CN1CC2CC1CN2c1ncc(-c2ccccc2)cn1
b) Cc1nc2ccccc2n1-c1ccc(C(=O)N(C)[C@@H]2CCN(C3CCCCC3)C2)cc1
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}
2-methyl-5-(5-phenylpyrimidin-2-yl)-2,5-diazabicyclo[2.2.1]heptane