C132233133112121111331333133313231333133313231313331313331333132212311   >>    C13223313311212111133133313331323133313331323131333131333133313221231   <<    C132233133112121111331333133313231333133313231313331313331333132212313   >>      C132233133112121111331333133313231333133313231313331313331333132212312   >>