COc1ccc2[nH]c3c(C)c4ccnc(NCCCN(C)CCCNc5ccc([N+](=O)[O-])c6[nH]c7ccccc7c(=O)c56)c4c(C)c3c2c1.CS(=O)(=O)O
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?