C22121333132313311211113313331333133313331333133112323132333131   >>    C2212133313231331121111331333133313331333133313311232313233313   <<    C22121333132313311211113313331333133313331333133112323132333133   >>      C22121333132313311211113313331333133313331333133112323132333132   >>