Task: Please answer the multiple choice question.
Question: Which molecules are not absorbed from the human gastrointestinal system?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a CCN(CC)C(=O)N[C@H]1C=C2c3cccc4[nH]cc(c34)C[C@@H]2N(C)C1
b O=C(O)CCC(=O)Nc1ccc(S(=O)(=O)Nc2nccs2)cc1
c Clc1ccc2c(c1)C(N1CCNCC1)=Nc1ccccc1O2
d Cc1c(N(C)C)c(=N)n(-c2ccccc2)n1C
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {absorption_HIA_Hou#not &NULL}{absorption_HIA_Hou__names__adjective}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%absorption_HIA_Hou%}
Answer: {%multiple_choice_result}