C312322331333132212111133133313331323133313221211111211113333223313331121   >>    C31232233133313221211113313331333132313331322121111121111333322331333112   <<    C312322331333132212111133133313331323133313221211111211113333223313331123   >>      C312322331333132212111133133313331323133313221211111211113333223313331122   >>