C31321211111333132331211113313331333133313121211113313221213232321   >>    C3132121111133313233121111331333133313331312121111331322121323232   <<    C31321211111333132331211113313331333133313121211113313221213232323   >>      C31321211111333132331211113313331333133313121211113313221213232322   >>