C3123223313331322121111331333133313231333132212111113331313331333131221   >>    C312322331333132212111133133313331323133313221211111333131333133313122   <<    C3123223313331322121111331333133313231333132212111113331313331333131223   >>      C3123223313331322121111331333133313231333132212111113331313331333131222   >>