Question: How many aromatic rings does this compound have?
 The Compound has the SMILES COc1ccc(CC(C)NCC(O)c2ccc(O)c(NC=O)c2)cc1.COc1ccc(CC(C)NCC(O)c2ccc(O)c(NC=O)c2)cc1.O.O.O=C(O)/C=C/C(=O)O.
Answer: 2
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
COc1ccc(CC(C)NCC(O)c2ccc(O)c(NC=O)c2)cc1.COc1ccc(CC(C)NCC(O)c2ccc(O)c(NC=O)c2)cc1.O.O.O=C(O)/C=C/C(=O)O
COc1ccc(CC(C)NCC(O)c2ccc(O)c(NC=O)c2)cc1.COc1ccc(CC(C)NCC(O)c2ccc(O)c(NC=O)c2)cc1.O.O.O=C(O)/C=C/C(=O)O
(E)-but-2-enedioic acid;N-[2-hydroxy-5-[1-hydroxy-2-[1-(4-methoxyphenyl)propan-2-ylamino]ethyl]phenyl]formamide;dihydrate
How many aromatic rings does this compound have?
2