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 CCOC(=O)C1CCC(N2CC(NC(=O)CNc3nn(C)c4ccc(C(F)(F)F)cc34)C2)CC1
b O=C(Nc1cccc(F)c1)N1N=C(c2ccc(Br)cc2)CC1c1ccc(F)cc1
Answer: 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}
5-(4-bromophenyl)-N-(3-fluorophenyl)-3-(4-fluorophenyl)-3,4-dihydropyrazole-2-carboxamide