C133323133112111133133313331333133313231322331333132332223112321   >>    C13332313311211113313331333133313331323132233133313233222311232   <<    C133323133112111133133313331333133313231322331333132332223112323   >>      C133323133112111133133313331333133313231322331333132332223112322   >>