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Yordanka Ivanova

Yordanka Ivanova (née Filipova, ; born 25 February 1950) is a Bulgarian sprinter. She competed in the women's 4 × 400 metres relay at the 1976 Summer Olympics. Provided by Wikipedia

1

(E)-3-Methyl-6-(3-oxo-3-(3,4,5-trimethoxyphenyl)prop-1-en-1-yl)-2(3H)-benzothiazolone

by Yordanka Ivanova, Mariana Gerova, Christo Chanev, Ognyan Petrov
Published 2016-09-01

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2

(E)-3-Methyl-6-(3-oxo-3-(thiophen-2-yl)-1-propenyl)-2(3H)-benzothiazolone

by Yordanka Ivanova, Mariana Gerova, Christo Chanev, Ognyan Petrov
Published 2016-04-01

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3

6-[1-Acetyl-5-(4-methoxyphenyl)-4,5-dihydro-1H-pyrazole-3-yl]-2(3H)-benzoxazolone

by Yordanka Ivanova, Antonya Todorova, Christo Chanev, Ognyan Petrov
Published 2018-09-01

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