Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) O=C(Nc1ccc(O)cc1OC[C@@H](O)CN1CCC2(CC1)Cc1cc(F)ccc1O2)NC1CC1
b.) CCOc1cc2ncc(C(N)=O)c(Nc3ccc(F)cc3F)c2cc1N1CCN(CC)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}
1-cyclopropyl-3-[2-[(2S)-3-(5-fluorospiro[3H-1-benzofuran-2,4'-piperidine]-1'-yl)-2-hydroxypropoxy]-4-hydroxyphenyl]urea