C312322331333132212111133133313331323133313221211111211111111331333132331121   >>    C31232233133313221211113313331333132313331322121111121111111133133313233112   <<    C312322331333132212111133133313331323133313221211111211111111331333132331123   >>      C312322331333132212111133133313331323133313221211111211111111331333132331122   >>