C221213331323133112111133133313331333133313331322112331333133313222321   >>    C22121333132313311211113313331333133313331333132211233133313331322232   <<    C221213331323133112111133133313331333133313331322112331333133313222323   >>      C221213331323133112111133133313331333133313331322112331333133313222322   >>