C* is an excited state of C.
s iː WORD_BOUNDARY æ s t ə ɹ ɹ ɪ s k WORD_BOUNDARY ɪ z WORD_BOUNDARY ʌ n WORD_BOUNDARY ɛ k s aɪ t ɪ d WORD_BOUNDARY s t eɪ t WORD_BOUNDARY ʌ v WORD_BOUNDARY s iː WORD_BOUNDARY