C13132313121211331322331313331311211331322133313232313232233221   >>    C1313231312121133132233131333131121133132213331323231323223322   <<    C13132313121211331322331313331311211331322133313232313232233223   >>      C13132313121211331322331313331311211331322133313232313232233222   >>