C111113331333132322331333133313331323133313233213133313331313331323221121111   >>    C11111333133313232233133313331333132313331323321313331333131333132322112111   <<    C111113331333132322331333133313331323133313233213133313331313331323221121113   >>      C111113331333132322331333133313331323133313233213133313331313331323221121112   >>