C111113331333132322331333133313331333132313331333131133133313331323312111   >>    C11111333133313232233133313331333133313231333133313113313331333132331211   <<    C111113331333132322331333133313331333132313331333131133133313331323312113   >>      C111113331333132322331333133313331333132313331333131133133313331323312112   >>