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 other words.
Options:
a. Cc1ccccc1[C@@H](OCCN(C)C)c1ccccc1
b. COc1cc2c3cc1Oc1cc(ccc1O)C[C@@H]1c4c(cc(OC)c(O)c4Oc4ccc(cc4)C[C@@H]3[N+](C)(C)CC2)CC[N+]1(C)C
c. CCCCc1nc(Cl)c(CO)n1Cc1ccc(-c2ccccc2-c2nnn[nH]2)cc1
d. CN(C)CCCN1c2ccccc2CCc2ccccc21
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}