Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) COc1ccc(OCCN(C)CCc2ccccc2)cc1
b.) O=C(Nc1cccc(-c2nc3ccccc3[nH]2)c1)c1cc(Cl)cc(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}
N-[2-(4-methoxyphenoxy)ethyl]-N-methyl-2-phenyl-ethanamine