C133323133112111133133313331333133313231322331323223313331311221123231312321   >>    C13332313311211113313331333133313331323132233132322331333131122112323131232   <<    C133323133112111133133313331333133313231322331323223313331311221123231312323   >>      C133323133112111133133313331333133313231322331323223313331311221123231312322   >>