CC(CCC(=O)OCC1OC(C#Cc2ccccc2)C=CC1Oc1ccc(C)cc1)=NOC(C)c1cn(C(CO)Cc2ccccc2)nn1
A rotatable bond is defined as any single non-ring bond, attached to a non-terminal, non-hydrogen atom. How many bonds in the molecule are rotatable?