C133323133112111133133313331333133313231322331323221232313222321   >>    C13332313311211113313331333133313331323132233132322123231322232   <<    C133323133112111133133313331333133313231322331323221232313222323   >>      C133323133112111133133313331333133313231322331323221232313222322   >>