C312322331333132212111133133313331323133313221211111211331313331322121121   >>    C31232233133313221211113313331333132313331322121111121133131333132212112   <<    C312322331333132212111133133313331323133313221211111211331313331322121123   >>      C312322331333132212111133133313331323133313221211111211331313331322121122   >>