C111113331333132322331333133313331333132313123313231333132312112111   >>    C11111333133313232233133313331333133313231312331323133313231211211   <<    C111113331333132322331333133313331333132313123313231333132312112113   >>      C111113331333132322331333133313331333132313123313231333132312112112   >>