C312322331333132212111133133313331312111133132313331333131323131232133321   >>    C31232233133313221211113313331333131211113313231333133313132313123213332   <<    C312322331333132212111133133313331312111133132313331333131323131232133323   >>      C312322331333132212111133133313331312111133132313331333131323131232133322   >>