lron tricyclic ejiri na nkwado ụlọ nyocha A na -ekewa mgbaaka atọ nha: obere, ọkara na nnukwu, nke a na -ejikarị dị ka ngwa inyeaka na ụlọ nyocha. A na -eji igwe anaghị agba nchara arụ ọrụ igwe anaghị agba nchara nwere dayameta nke 5.3 cm, 6.5 cm na 8.5 cm. Dayameta ndị ọzọ bụ 9.7 cm, 7.8 cm na 6.4 cm .. A na -ejikarị ígwè atọ yiri mgbaaka eme ihe na mgbachi obe dị ka mgbaaka kpo oku. Ọ nwere ihe kwụsiri ike, nguzogide acid na alkali, nguzogide corrosion na oke okpomọkụ.

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