C312322331333132212111133133313331323133313221211331333132313121133131133121   >>    C31232233133313221211113313331333132313331322121133133313231312113313113312   <<    C312322331333132212111133133313331323133313221211331333132313121133131133123   >>      C312322331333132212111133133313331323133313221211331333132313121133131133122   >>