YOU SAID:
I am very happy right now because I am not tired.
INTO JAPANESE
私は非常に幸せな今疲れていないので。
BACK INTO ENGLISH
I was very happy not tired now.
INTO JAPANESE
とても嬉しかった今疲れていません。
BACK INTO ENGLISH
I was very happy not tired now.
That didn't even make that much sense in English.