C312322331333132212111133133313331323133313221211111211111331122321333311   >>    C31232233133313221211113313331333132313331322121111121111133112232133331   <<    C312322331333132212111133133313331323133313221211111211111331122321333313   >>      C312322331333132212111133133313331323133313221211111211111331122321333312   >>